Roger and Allison Visit with Christopher Leonard, author Kochland, The Secret History of Koch Industries and Corporate Power In America. The annual revenue of Koch Industries is bigger than that of Goldman Sachs, Facebook, and US Steel combined. Koch is everywhere: from the fertilizers that make our food to the chemicals that make our pipes to the synthetics that make our carpets and diapers to the Wall Street trading in all these commodities. But few people know much about Koch Industries and